Home / 909,016.72-1,363,525.04-277,930.48

Finding the Fourth Proportional to 909,016.72, 1,363,525.04 and 277,930.48

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Solution

The fourth proportional to 909,016.72, 1,363,525.04 and 277,930.48 is: 416,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,016.72 : 1,363,525.04 = 277,930.48 : x
  2. Step 2: Convert to fraction form
    909,016.72/1,363,525.04 = 277,930.48/x
  3. Step 3: Cross multiply
    909,016.72x = 1,363,525.04 × 277,930.48
  4. Step 4: Simplify right side
    909,016.72x = 378,965,168,859.22
  5. Step 5: Solve for x
    x = 378,965,168,859.22/909,016.72
  6. Step 6: Final answer
    x = 416,895.71

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.